P31-A7
9
B. Memory Capacity
DIMM Socket
Location
DDR Module
Total Memory
Size
DDR2_A1 256MB/512MB/1GB/2GB
DDR2_B1 256MB/512MB/1GB/2GB
Max is 4B.
C. Dual Channel Memory installation
To trigger the Dual Channel function of the motherboard, the memory module
must meet the following requirements:
Install memory module of the same density in pairs, shown in the following
table.
Dual Channel Status DDR2_A1 DDR2_B1
Disabled O
X
Disabled X
O
Enabled O
O
(O means memory installed, X means memory not installed.)
The DRAM bus width of the memory module must be the same (x8 or
x16)
D. FSB Supporting Table
According to the FSB frequency of the installed CPU, the motherboard could
support DDR2 533/667/800 modules. Please refer to the table below to find
out the proper RAM module that fits the FSB of the installed CPU.
FSB of CPU
DDR2 Module
FSB 533
FSB 800
FSB 1066
FSB1333
DDR2
533 O X O X
DDR2
667 O O O O
DDR2
800 O O O O
(O means supported, X means not supported.)